Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2017_2_a10, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2450--{\CYRM}2453,} {{\CYRF}2457--{\CYRF}2460}}, journal = {Kvant}, pages = {14--15}, publisher = {mathdoc}, number = {2}, year = {2017}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2017_2_a10/} }
Задачи М2450--М2453, Ф2457--Ф2460. Kvant, no. 2 (2017), pp. 14-15. http://geodesic.mathdoc.fr/item/KVANT_2017_2_a10/